What would Howard say...hmmm....
1. You ran out of HD space.
2. Your RAM is bad
3. Are you OC'ing your machine?
4. I've never seen this before
5. We've covered this before...it's in the FAQ
6. etc, etc, etc...
Sorry bro...other than being a wiseass...I'll bow to smarter people and the collective wisdom of FreeDC.